Warren County, MO — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
36,467
Male
18,242
50.0%
Female
18,225
50.0%
Median Age
40.8 yrs
Avg Household Size
2.7
Foreign Born
1.1%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher13.5%
High School or Higher39.5%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
7.3%
Disability
0.0%
Non-English Home
7.4%
Married
46.0%
Warren County, MO has a population of 36,467 according to 2023 Census Bureau estimates. The median age is 40.8 years. The largest racial or ethnic group is White at 90.1% of the population. 13.5% of residents hold a bachelor's degree or higher. 1.1% of residents are foreign-born.